Home / 1,335,099.82-2,002,840.62-411,934

Finding the Fourth Proportional to 1,335,099.82, 2,002,840.62 and 411,934

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Solution

The fourth proportional to 1,335,099.82, 2,002,840.62 and 411,934 is: 617,959.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,099.82 : 2,002,840.62 = 411,934 : x
  2. Step 2: Convert to fraction form
    1,335,099.82/2,002,840.62 = 411,934/x
  3. Step 3: Cross multiply
    1,335,099.82x = 2,002,840.62 × 411,934
  4. Step 4: Simplify right side
    1,335,099.82x = 825,038,147,959.08
  5. Step 5: Solve for x
    x = 825,038,147,959.08/1,335,099.82
  6. Step 6: Final answer
    x = 617,959.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.